Henry Leonard S

HENRY LEONARDY SUTRISNA IT SUPPORT & NETWORK ADMINISTRATOR Email:-| Mobile: - PROFESSIONAL SUMMARY Results-driven IT Support & Network Administrator with 15+ years of experience optimizing IT infrastructure, enhancing security, and improving operational efficiency. Expertise in Windows/Linux administration, cloud platforms (AWS, Azure, O365), and enterprise networking. Passionate about delivering high-performance IT solutions and leading teams to success. TECHNICAL SKILLS Operating Systems: Win family, Win Server 12, Linux server, Unix, macOS Networking: DHCP, DNS, VLAN, Active Directory, Email Systems, Storage Solutions, Data Centers, GSuite, Office 365, SharePoint Cloud & Virtualization: Microsoft Azure, AWS, Google Cloud, VMware, Proxmox. Cybersecurity: Network security, penetration testing, risk mitigation SOFT SKILLS ✅ IT Helpdesk Management (ITIL Framework) ✅ Problem-Solving & Troubleshooting ✅ Team Leadership & Communication ✅ Documentation & Training CERTIFICATIONS ✔ Mikrotik Network Fundamentals – Spectrum Network Infrastructure (2011) ✔ Windows 2000 Security – Inixindo Training Center (2004) ✔ Network Administrator – Binus Nusantara Special Class (2001) ✔ Linux HA Server Clustering & Failover – Excellent Training Center (2013) WORK EXPERIENCE IT Support & Operations – PT Teknologi Inovasi Labs (Jan 2023 - Mar 2025) ● ● ● ● ● Optimized IT infrastructure, achieving 99% uptime and enhancing security measures, reducing incidents by 20%. Configured and deployed computers for employees (Windows/MacOS). Managed IT asset lifecycle, reducing replacement costs by 20%. Resolved 95% of hardware/software issues within SLA guidelines. Developed IT policies, increasing operational efficiency by 25%. IT Project Management – PT Accelist Indonesia (Apr 2021 - Dec 2022) ● ● ● ● Led SAP S4-Hana implementation and IT system rollouts. Diagnosed and resolved hardware, software, and network issues. Supported networking and system integration projects. Provided IT staff training and documentation, improving system adoption. IT Section Head – PT Metindo Erasakti (Apr 2006 - Dec 2019) ● Design Infrastructure, Networking & Cyber security management for Head Office and branch. ● IT Support and Maintenance Desktop and Server. ● Managed Services enterprise environment for Systems, Storage, Virualisation, and Cloud, Network, Security, Data centers, Virtualization Environment: Enterprise servers (windows and linux), Database management(SQL,MySQL, PostgreSQL), Cloud(Azure, Aws, Google cloud) GSuite, Office 365, sharepoint, DHCP, DNS, VLAN, AD, Email system, Storage system, Remote Desktop and Virtualization Environment (Vmware, Vbox, Proxmox). ● Maintaining the Cyber security and reliability of IT systems. (Mikrotik Firewall system). ● Leading the Services and IT Technical teams in day-to- day operations. CERTIFICATIONS ✔ Mikrotik Network Fundamentals – Spectrum Network Infrastructure (2011) ✔ Windows 2000 Security – Inixindo Training Center (2004) ✔ Network Administrator – Binus Nusantara Special Class (2001) ✔ Linux HA Server Clustering & Failover – Excellent Training Center (2013)